.logo:before{background:url(../img/history.png) no-repeat !important;width:0.42rem;height:0.35rem;background-size:contain !important;margin-top:.05rem}
.list{background:#fff;}
.list_body{line-height:.6rem;font-size:.28rem;color:#6c6c6b;padding:.3rem;}
.list_body li{height:.6rem;}
.list_body li em{color:#131313;margin-right:.5rem;width:2rem;display:inline-block}
.section-main{background:#fff;}
.em1{letter-spacing:0 !important;}
.list_body li em{letter-spacing:.17rem;}